<template>
  <a-layout-header class="header">
    <div class="logo" >
      <img src="/image/drink.png" height="60" width="60" />
      <img src="/image/dance.png" height="60" width="60" />
    </div>
    <a-menu theme="dark" mode="horizontal" v-model:selectedKeys="selectedKeys1" :style="{ lineHeight: '64px' }">
      <a-menu-item key="1">
        <router-link to="/">首页</router-link>
      </a-menu-item>
      <a-menu-item key="2">
        <router-link to="/about">关于林一</router-link>
      </a-menu-item>
      <a-menu-item key="/admin-user" :style="user.id?{}:{display:'none'}">
        <router-link to="/admin-user">用户管理</router-link>
      </a-menu-item>
      <a-menu-item key="/admin-ebook" :style="user.id?{}:{display:'none'}">
        <router-link to="/admin-ebook">图书管理</router-link>
      </a-menu-item>
      <a-menu-item key="/admin-category" :style="user.id?{}:{display:'none'}">
        <router-link to="/admin-category">分类管理</router-link>
      </a-menu-item>
      <a class="login-menu" v-show="user.id">
        <span>您好：{{user.name}}</span>
      </a>
      <a-popconfirm
          title="确认退出登录？"
          ok-text="是"
          cancel-text="否"
          @confirm="logout"
      >
        <a class="login-menu" v-show="user.id" >
          <span>退出登录</span>
        </a>
      </a-popconfirm>
      <a class="login-menu" v-show="!user.id" @click="showLoginModal">
        <span>登录</span>
      </a>
    </a-menu>

    <a-modal
      title="登录"
      v-model:visible="loginModalVisible"
      :confirm-loading="loginModalLoading"
      @ok="login"
    >
      <a-form :model="loginUser" :label-col="{ span: 6 }" :wrapper-col="{ span: 18 }">
        <a-form-item label="登录名">
          <a-input v-model:value="loginUser.loginName" />
        </a-form-item>
        <a-form-item label="密码">
          <a-input v-model:value="loginUser.password" type="password" />
        </a-form-item>
      </a-form>
    </a-modal>
  </a-layout-header>
</template>

<script lang="ts">
import { defineComponent,ref, computed  } from 'vue';
import axios from 'axios';
import { message } from 'ant-design-vue';
import store from "@/store";

declare let hexMd5: any;
declare let KEY: any;

export default defineComponent({
  name: 'the-header',
  setup() {

    const user = computed(() => store.state.user);

    // 用来登录
    const loginUser = ref({
      loginName: "",
      password: ""
    });
    const loginModalVisible = ref(false);
    const loginModalLoading = ref(false);
    const showLoginModal = () => {
      loginModalVisible.value = true;
    };

    // 登录
    const login = () => {
      console.log("开始登录");
      loginModalLoading.value = true;
      loginUser.value.password = hexMd5(loginUser.value.password + KEY);
      axios.post('/user/login', loginUser.value).then((response) => {
        loginModalLoading.value = false;
        const data = response.data;
        if (data.success) {
          loginModalVisible.value = false;
          message.success("登录成功！");
          store.commit("setUser", data.content);
        } else {
          message.error(data.message);
        }
      });
    };


    // 退出登录
    const logout = () => {
      axios.get('/user/logout/'+user.value.token).then((response) => {
        const data = response.data;
        if (data.success){
          message.success("退出登录成功！");
          store.commit("setUser", {});
        } else {
          message.error(data.message);
        }
      });
    };

    return {
      loginModalVisible,
      loginModalLoading,
      showLoginModal,
      loginUser,
      login,
      user,
      logout
    }
  },
});
</script>

<style>
  .logo {
    float: left;
  }
  .login-menu {
    float: right;
    color: #e54848;
    padding-left: 20px;
  }
</style>
